20422496

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 42411600

約数和(自身を除く): 21989104

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 116, 118, 232, 236, 373, 464, 472, 746, 928, 944, 1492, 1711, 1888, 2984, 3422, 5968, 6844, 10817, 11936, 13688, 21634, 22007, 27376, 43268, 44014, 54752, 86536, 88028, 173072, 176056, 346144, 352112, 638203, 704224, 1276406, 2552812, 5105624, 10211248, 20422496]

約数ペア:

[(1, 20422496), (2, 10211248), (4, 5105624), (8, 2552812), (16, 1276406), (29, 704224), (32, 638203), (58, 352112), (59, 346144), (116, 176056), (118, 173072), (232, 88028), (236, 86536), (373, 54752), (464, 44014), (472, 43268), (746, 27376), (928, 22007), (944, 21634), (1492, 13688), (1711, 11936), (1888, 10817), (2984, 6844), (3422, 5968)]