16996430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 36158400

約数和(自身を除く): 19161970

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 61, 85, 110, 122, 149, 170, 187, 298, 305, 374, 610, 671, 745, 935, 1037, 1342, 1490, 1639, 1870, 2074, 2533, 3278, 3355, 5066, 5185, 6710, 8195, 9089, 10370, 11407, 12665, 16390, 18178, 22814, 25330, 27863, 45445, 55726, 57035, 90890, 99979, 114070, 139315, 154513, 199958, 278630, 309026, 499895, 772565, 999790, 1545130, 1699643, 3399286, 8498215, 16996430]

約数ペア:

[(1, 16996430), (2, 8498215), (5, 3399286), (10, 1699643), (11, 1545130), (17, 999790), (22, 772565), (34, 499895), (55, 309026), (61, 278630), (85, 199958), (110, 154513), (122, 139315), (149, 114070), (170, 99979), (187, 90890), (298, 57035), (305, 55726), (374, 45445), (610, 27863), (671, 25330), (745, 22814), (935, 18178), (1037, 16390), (1342, 12665), (1490, 11407), (1639, 10370), (1870, 9089), (2074, 8195), (2533, 6710), (3278, 5185), (3355, 5066)]