20662875896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{7411}}^1$

素因数の和:7549

約数の個数: 128

約数和(自身を含む): 47069164800

約数和(自身を除く): 26406288904

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 83, 104, 136, 152, 166, 221, 247, 323, 332, 442, 494, 646, 664, 884, 988, 1079, 1292, 1411, 1577, 1768, 1976, 2158, 2584, 2822, 3154, 4199, 4316, 5644, 6308, 7411, 8398, 8632, 11288, 12616, 14822, 16796, 18343, 20501, 26809, 29644, 33592, 36686, 41002, 53618, 59288, 73372, 82004, 96343, 107236, 125987, 140809, 146744, 164008, 192686, 214472, 251974, 281618, 348517, 385372, 503948, 563236, 615113, 697034, 770744, 1007896, 1126472, 1230226, 1394068, 1637831, 1830517, 2393753, 2460452, 2788136, 3275662, 3661034, 4787506, 4920904, 6551324, 7322068, 7996469, 9575012, 10456921, 11687147, 13102648, 14644136, 15992938, 19150024, 20913842, 23374294, 31118789, 31985876, 41827684, 46748588, 62237578, 63971752, 83655368, 93497176, 124475156, 135939973, 151932911, 198681499, 248950312, 271879946, 303865822, 397362998, 543759892, 607731644, 794725996, 1087519784, 1215463288, 1589451992, 2582859487, 5165718974, 10331437948, 20662875896]

約数ペア:

[(1, 20662875896), (2, 10331437948), (4, 5165718974), (8, 2582859487), (13, 1589451992), (17, 1215463288), (19, 1087519784), (26, 794725996), (34, 607731644), (38, 543759892), (52, 397362998), (68, 303865822), (76, 271879946), (83, 248950312), (104, 198681499), (136, 151932911), (152, 135939973), (166, 124475156), (221, 93497176), (247, 83655368), (323, 63971752), (332, 62237578), (442, 46748588), (494, 41827684), (646, 31985876), (664, 31118789), (884, 23374294), (988, 20913842), (1079, 19150024), (1292, 15992938), (1411, 14644136), (1577, 13102648), (1768, 11687147), (1976, 10456921), (2158, 9575012), (2584, 7996469), (2822, 7322068), (3154, 6551324), (4199, 4920904), (4316, 4787506), (5644, 3661034), (6308, 3275662), (7411, 2788136), (8398, 2460452), (8632, 2393753), (11288, 1830517), (12616, 1637831), (14822, 1394068), (16796, 1230226), (18343, 1126472), (20501, 1007896), (26809, 770744), (29644, 697034), (33592, 615113), (36686, 563236), (41002, 503948), (53618, 385372), (59288, 348517), (73372, 281618), (82004, 251974), (96343, 214472), (107236, 192686), (125987, 164008), (140809, 146744)]