20567970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1321}}^1$

素因数の和:1507

約数の個数: 48

約数和(自身を含む): 53826552

約数和(自身を除く): 33258582

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1321, 1557, 1730, 2595, 2642, 3114, 3963, 5190, 6605, 7785, 7926, 11889, 13210, 15570, 19815, 23778, 39630, 59445, 118890, 228533, 457066, 685599, 1142665, 1371198, 2056797, 2285330, 3427995, 4113594, 6855990, 10283985, 20567970]

約数ペア:

[(1, 20567970), (2, 10283985), (3, 6855990), (5, 4113594), (6, 3427995), (9, 2285330), (10, 2056797), (15, 1371198), (18, 1142665), (30, 685599), (45, 457066), (90, 228533), (173, 118890), (346, 59445), (519, 39630), (865, 23778), (1038, 19815), (1321, 15570), (1557, 13210), (1730, 11889), (2595, 7926), (2642, 7785), (3114, 6605), (3963, 5190)]