19458420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 57697920

約数和(自身を除く): 38239500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 53, 58, 60, 87, 106, 116, 145, 159, 174, 211, 212, 265, 290, 318, 348, 422, 435, 530, 580, 633, 636, 795, 844, 870, 1055, 1060, 1266, 1537, 1590, 1740, 2110, 2532, 3074, 3165, 3180, 4220, 4611, 6119, 6148, 6330, 7685, 9222, 11183, 12238, 12660, 15370, 18357, 18444, 22366, 23055, 24476, 30595, 30740, 33549, 36714, 44732, 46110, 55915, 61190, 67098, 73428, 91785, 92220, 111830, 122380, 134196, 167745, 183570, 223660, 324307, 335490, 367140, 648614, 670980, 972921, 1297228, 1621535, 1945842, 3243070, 3891684, 4864605, 6486140, 9729210, 19458420]

約数ペア:

[(1, 19458420), (2, 9729210), (3, 6486140), (4, 4864605), (5, 3891684), (6, 3243070), (10, 1945842), (12, 1621535), (15, 1297228), (20, 972921), (29, 670980), (30, 648614), (53, 367140), (58, 335490), (60, 324307), (87, 223660), (106, 183570), (116, 167745), (145, 134196), (159, 122380), (174, 111830), (211, 92220), (212, 91785), (265, 73428), (290, 67098), (318, 61190), (348, 55915), (422, 46110), (435, 44732), (530, 36714), (580, 33549), (633, 30740), (636, 30595), (795, 24476), (844, 23055), (870, 22366), (1055, 18444), (1060, 18357), (1266, 15370), (1537, 12660), (1590, 12238), (1740, 11183), (2110, 9222), (2532, 7685), (3074, 6330), (3165, 6148), (3180, 6119), (4220, 4611)]