20623330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 46303488

約数和(自身を除く): 25680158

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 173, 182, 262, 346, 455, 655, 865, 910, 917, 1211, 1310, 1703, 1730, 1834, 2249, 2422, 3406, 4498, 4585, 6055, 8515, 9170, 11245, 11921, 12110, 15743, 17030, 22490, 22663, 23842, 31486, 45326, 59605, 78715, 113315, 119210, 157430, 158641, 226630, 294619, 317282, 589238, 793205, 1473095, 1586410, 2062333, 2946190, 4124666, 10311665, 20623330]

約数ペア:

[(1, 20623330), (2, 10311665), (5, 4124666), (7, 2946190), (10, 2062333), (13, 1586410), (14, 1473095), (26, 793205), (35, 589238), (65, 317282), (70, 294619), (91, 226630), (130, 158641), (131, 157430), (173, 119210), (182, 113315), (262, 78715), (346, 59605), (455, 45326), (655, 31486), (865, 23842), (910, 22663), (917, 22490), (1211, 17030), (1310, 15743), (1703, 12110), (1730, 11921), (1834, 11245), (2249, 9170), (2422, 8515), (3406, 6055), (4498, 4585)]