18077573864

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{18899}}^1$

素因数の和:18991

約数の個数: 128

約数和(自身を含む): 43545600000

約数和(自身を除く): 25468026136

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 31, 38, 56, 58, 62, 76, 116, 124, 133, 152, 203, 217, 232, 248, 266, 406, 434, 532, 551, 589, 812, 868, 899, 1064, 1102, 1178, 1624, 1736, 1798, 2204, 2356, 3596, 3857, 4123, 4408, 4712, 6293, 7192, 7714, 8246, 12586, 15428, 16492, 17081, 18899, 25172, 30856, 32984, 34162, 37798, 50344, 68324, 75596, 119567, 132293, 136648, 151192, 239134, 264586, 359081, 478268, 529172, 548071, 585869, 718162, 956536, 1058344, 1096142, 1171738, 1436324, 2192284, 2343476, 2513567, 2872648, 3836497, 4101083, 4384568, 4686952, 5027134, 7672994, 8202166, 10054268, 10413349, 11131511, 15345988, 16404332, 16990201, 20108536, 20826698, 22263022, 30691976, 32808664, 33980402, 41653396, 44526044, 67960804, 72893443, 77920577, 83306792, 89052088, 118931407, 135921608, 145786886, 155841154, 237862814, 291573772, 311682308, 322813819, 475725628, 583147544, 623364616, 645627638, 951451256, 1291255276, 2259696733, 2582510552, 4519393466, 9038786932, 18077573864]

約数ペア:

[(1, 18077573864), (2, 9038786932), (4, 4519393466), (7, 2582510552), (8, 2259696733), (14, 1291255276), (19, 951451256), (28, 645627638), (29, 623364616), (31, 583147544), (38, 475725628), (56, 322813819), (58, 311682308), (62, 291573772), (76, 237862814), (116, 155841154), (124, 145786886), (133, 135921608), (152, 118931407), (203, 89052088), (217, 83306792), (232, 77920577), (248, 72893443), (266, 67960804), (406, 44526044), (434, 41653396), (532, 33980402), (551, 32808664), (589, 30691976), (812, 22263022), (868, 20826698), (899, 20108536), (1064, 16990201), (1102, 16404332), (1178, 15345988), (1624, 11131511), (1736, 10413349), (1798, 10054268), (2204, 8202166), (2356, 7672994), (3596, 5027134), (3857, 4686952), (4123, 4384568), (4408, 4101083), (4712, 3836497), (6293, 2872648), (7192, 2513567), (7714, 2343476), (8246, 2192284), (12586, 1436324), (15428, 1171738), (16492, 1096142), (17081, 1058344), (18899, 956536), (25172, 718162), (30856, 585869), (32984, 548071), (34162, 529172), (37798, 478268), (50344, 359081), (68324, 264586), (75596, 239134), (119567, 151192), (132293, 136648)]