20443410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 58142448

約数和(自身を除く): 37699038

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 101, 117, 130, 173, 195, 202, 234, 303, 346, 390, 505, 519, 585, 606, 865, 909, 1010, 1038, 1170, 1313, 1515, 1557, 1730, 1818, 2249, 2595, 2626, 3030, 3114, 3939, 4498, 4545, 5190, 6565, 6747, 7785, 7878, 9090, 11245, 11817, 13130, 13494, 15570, 17473, 19695, 20241, 22490, 23634, 33735, 34946, 39390, 40482, 52419, 59085, 67470, 87365, 101205, 104838, 118170, 157257, 174730, 202410, 227149, 262095, 314514, 454298, 524190, 681447, 786285, 1135745, 1362894, 1572570, 2044341, 2271490, 3407235, 4088682, 6814470, 10221705, 20443410]

約数ペア:

[(1, 20443410), (2, 10221705), (3, 6814470), (5, 4088682), (6, 3407235), (9, 2271490), (10, 2044341), (13, 1572570), (15, 1362894), (18, 1135745), (26, 786285), (30, 681447), (39, 524190), (45, 454298), (65, 314514), (78, 262095), (90, 227149), (101, 202410), (117, 174730), (130, 157257), (173, 118170), (195, 104838), (202, 101205), (234, 87365), (303, 67470), (346, 59085), (390, 52419), (505, 40482), (519, 39390), (585, 34946), (606, 33735), (865, 23634), (909, 22490), (1010, 20241), (1038, 19695), (1170, 17473), (1313, 15570), (1515, 13494), (1557, 13130), (1730, 11817), (1818, 11245), (2249, 9090), (2595, 7878), (2626, 7785), (3030, 6747), (3114, 6565), (3939, 5190), (4498, 4545)]