164920988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 314603520

約数和(自身を除く): 149682532

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 223, 263, 446, 526, 703, 892, 1052, 1406, 2812, 4237, 4997, 8251, 8474, 9731, 9994, 16502, 16948, 19462, 19988, 33004, 38924, 58649, 117298, 156769, 184889, 234596, 313538, 369778, 627076, 739556, 1114331, 2170013, 2228662, 4340026, 4457324, 8680052, 41230247, 82460494, 164920988]

約数ペア:

[(1, 164920988), (2, 82460494), (4, 41230247), (19, 8680052), (37, 4457324), (38, 4340026), (74, 2228662), (76, 2170013), (148, 1114331), (223, 739556), (263, 627076), (446, 369778), (526, 313538), (703, 234596), (892, 184889), (1052, 156769), (1406, 117298), (2812, 58649), (4237, 38924), (4997, 33004), (8251, 19988), (8474, 19462), (9731, 16948), (9994, 16502)]