20148736

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 80

約数和(自身を含む): 44193600

約数和(自身を除く): 24044864

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 59, 64, 92, 116, 118, 128, 184, 232, 236, 256, 368, 464, 472, 512, 667, 736, 928, 944, 1334, 1357, 1472, 1711, 1856, 1888, 2668, 2714, 2944, 3422, 3712, 3776, 5336, 5428, 5888, 6844, 7424, 7552, 10672, 10856, 11776, 13688, 14848, 15104, 21344, 21712, 27376, 30208, 39353, 42688, 43424, 54752, 78706, 85376, 86848, 109504, 157412, 170752, 173696, 219008, 314824, 341504, 347392, 438016, 629648, 694784, 876032, 1259296, 2518592, 5037184, 10074368, 20148736]

約数ペア:

[(1, 20148736), (2, 10074368), (4, 5037184), (8, 2518592), (16, 1259296), (23, 876032), (29, 694784), (32, 629648), (46, 438016), (58, 347392), (59, 341504), (64, 314824), (92, 219008), (116, 173696), (118, 170752), (128, 157412), (184, 109504), (232, 86848), (236, 85376), (256, 78706), (368, 54752), (464, 43424), (472, 42688), (512, 39353), (667, 30208), (736, 27376), (928, 21712), (944, 21344), (1334, 15104), (1357, 14848), (1472, 13688), (1711, 11776), (1856, 10856), (1888, 10672), (2668, 7552), (2714, 7424), (2944, 6844), (3422, 5888), (3712, 5428), (3776, 5336)]