18920796

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 47156256

約数和(自身を除く): 28235460

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 137, 204, 274, 411, 548, 677, 822, 1354, 1644, 2031, 2329, 2708, 4062, 4658, 6987, 8124, 9316, 11509, 13974, 23018, 27948, 34527, 46036, 69054, 92749, 138108, 185498, 278247, 370996, 556494, 1112988, 1576733, 3153466, 4730199, 6306932, 9460398, 18920796]

約数ペア:

[(1, 18920796), (2, 9460398), (3, 6306932), (4, 4730199), (6, 3153466), (12, 1576733), (17, 1112988), (34, 556494), (51, 370996), (68, 278247), (102, 185498), (137, 138108), (204, 92749), (274, 69054), (411, 46036), (548, 34527), (677, 27948), (822, 23018), (1354, 13974), (1644, 11509), (2031, 9316), (2329, 8124), (2708, 6987), (4062, 4658)]