18851686

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 34341120

約数和(自身を除く): 15489434

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 541, 917, 1082, 1834, 2489, 3787, 4978, 7574, 10279, 17423, 20558, 34846, 70871, 71953, 141742, 143906, 496097, 992194, 1346549, 2693098, 9425843, 18851686]

約数ペア:

[(1, 18851686), (2, 9425843), (7, 2693098), (14, 1346549), (19, 992194), (38, 496097), (131, 143906), (133, 141742), (262, 71953), (266, 70871), (541, 34846), (917, 20558), (1082, 17423), (1834, 10279), (2489, 7574), (3787, 4978)]