16493180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 38435040

約数和(自身を除く): 21941860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1229, 1342, 2458, 2684, 3355, 4916, 6145, 6710, 12290, 13420, 13519, 24580, 27038, 54076, 67595, 74969, 135190, 149938, 270380, 299876, 374845, 749690, 824659, 1499380, 1649318, 3298636, 4123295, 8246590, 16493180]

約数ペア:

[(1, 16493180), (2, 8246590), (4, 4123295), (5, 3298636), (10, 1649318), (11, 1499380), (20, 824659), (22, 749690), (44, 374845), (55, 299876), (61, 270380), (110, 149938), (122, 135190), (220, 74969), (244, 67595), (305, 54076), (610, 27038), (671, 24580), (1220, 13519), (1229, 13420), (1342, 12290), (2458, 6710), (2684, 6145), (3355, 4916)]