18379890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 52009776

約数和(自身を除く): 33629886

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 41, 45, 51, 82, 85, 90, 102, 123, 153, 170, 205, 246, 255, 293, 306, 369, 410, 510, 586, 615, 697, 738, 765, 879, 1230, 1394, 1465, 1530, 1758, 1845, 2091, 2637, 2930, 3485, 3690, 4182, 4395, 4981, 5274, 6273, 6970, 8790, 9962, 10455, 12013, 12546, 13185, 14943, 20910, 24026, 24905, 26370, 29886, 31365, 36039, 44829, 49810, 60065, 62730, 72078, 74715, 89658, 108117, 120130, 149430, 180195, 204221, 216234, 224145, 360390, 408442, 448290, 540585, 612663, 1021105, 1081170, 1225326, 1837989, 2042210, 3063315, 3675978, 6126630, 9189945, 18379890]

約数ペア:

[(1, 18379890), (2, 9189945), (3, 6126630), (5, 3675978), (6, 3063315), (9, 2042210), (10, 1837989), (15, 1225326), (17, 1081170), (18, 1021105), (30, 612663), (34, 540585), (41, 448290), (45, 408442), (51, 360390), (82, 224145), (85, 216234), (90, 204221), (102, 180195), (123, 149430), (153, 120130), (170, 108117), (205, 89658), (246, 74715), (255, 72078), (293, 62730), (306, 60065), (369, 49810), (410, 44829), (510, 36039), (586, 31365), (615, 29886), (697, 26370), (738, 24905), (765, 24026), (879, 20910), (1230, 14943), (1394, 13185), (1465, 12546), (1530, 12013), (1758, 10455), (1845, 9962), (2091, 8790), (2637, 6970), (2930, 6273), (3485, 5274), (3690, 4981), (4182, 4395)]