20339928

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40357}}^1$

素因数の和:40376

約数の個数: 48

約数和(自身を含む): 62958480

約数和(自身を除く): 42618552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40357, 80714, 121071, 161428, 242142, 282499, 322856, 363213, 484284, 564998, 726426, 847497, 968568, 1129996, 1452852, 1694994, 2259992, 2542491, 2905704, 3389988, 5084982, 6779976, 10169964, 20339928]

約数ペア:

[(1, 20339928), (2, 10169964), (3, 6779976), (4, 5084982), (6, 3389988), (7, 2905704), (8, 2542491), (9, 2259992), (12, 1694994), (14, 1452852), (18, 1129996), (21, 968568), (24, 847497), (28, 726426), (36, 564998), (42, 484284), (56, 363213), (63, 322856), (72, 282499), (84, 242142), (126, 161428), (168, 121071), (252, 80714), (504, 40357)]