18739868032

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1120

約数の個数: 128

約数和(自身を含む): 39832289280

約数和(自身を除く): 21092421248

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 127, 128, 164, 248, 254, 328, 496, 508, 656, 907, 992, 1016, 1271, 1312, 1814, 1984, 2032, 2542, 2624, 3628, 3937, 3968, 4064, 5084, 5207, 5248, 7256, 7874, 8128, 10168, 10414, 14512, 15748, 16256, 20336, 20828, 28117, 29024, 31496, 37187, 40672, 41656, 56234, 58048, 62992, 74374, 81344, 83312, 112468, 115189, 116096, 125984, 148748, 161417, 162688, 166624, 224936, 230378, 251968, 297496, 322834, 333248, 449872, 460756, 503936, 594992, 645668, 666496, 899744, 921512, 1152797, 1189984, 1291336, 1799488, 1843024, 2305594, 2379968, 2582672, 3570859, 3598976, 3686048, 4611188, 4722749, 4759936, 5165344, 7141718, 7372096, 9222376, 9445498, 10330688, 14283436, 14744192, 18444752, 18890996, 20661376, 28566872, 36889504, 37781992, 57133744, 73779008, 75563984, 114267488, 146405219, 147558016, 151127968, 228534976, 292810438, 302255936, 457069952, 585620876, 604511872, 1171241752, 2342483504, 4684967008, 9369934016, 18739868032]

約数ペア:

[(1, 18739868032), (2, 9369934016), (4, 4684967008), (8, 2342483504), (16, 1171241752), (31, 604511872), (32, 585620876), (41, 457069952), (62, 302255936), (64, 292810438), (82, 228534976), (124, 151127968), (127, 147558016), (128, 146405219), (164, 114267488), (248, 75563984), (254, 73779008), (328, 57133744), (496, 37781992), (508, 36889504), (656, 28566872), (907, 20661376), (992, 18890996), (1016, 18444752), (1271, 14744192), (1312, 14283436), (1814, 10330688), (1984, 9445498), (2032, 9222376), (2542, 7372096), (2624, 7141718), (3628, 5165344), (3937, 4759936), (3968, 4722749), (4064, 4611188), (5084, 3686048), (5207, 3598976), (5248, 3570859), (7256, 2582672), (7874, 2379968), (8128, 2305594), (10168, 1843024), (10414, 1799488), (14512, 1291336), (15748, 1189984), (16256, 1152797), (20336, 921512), (20828, 899744), (28117, 666496), (29024, 645668), (31496, 594992), (37187, 503936), (40672, 460756), (41656, 449872), (56234, 333248), (58048, 322834), (62992, 297496), (74374, 251968), (81344, 230378), (83312, 224936), (112468, 166624), (115189, 162688), (116096, 161417), (125984, 148748)]