19673940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2293}}^1$

素因数の和:2329

約数の個数: 96

約数和(自身を含む): 64745856

約数和(自身を除く): 45071916

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2293, 2860, 4290, 4586, 6879, 8580, 9172, 11465, 13758, 22930, 25223, 27516, 29809, 34395, 45860, 50446, 59618, 68790, 75669, 89427, 100892, 119236, 126115, 137580, 149045, 151338, 178854, 252230, 298090, 302676, 327899, 357708, 378345, 447135, 504460, 596180, 655798, 756690, 894270, 983697, 1311596, 1513380, 1639495, 1788540, 1967394, 3278990, 3934788, 4918485, 6557980, 9836970, 19673940]

約数ペア:

[(1, 19673940), (2, 9836970), (3, 6557980), (4, 4918485), (5, 3934788), (6, 3278990), (10, 1967394), (11, 1788540), (12, 1639495), (13, 1513380), (15, 1311596), (20, 983697), (22, 894270), (26, 756690), (30, 655798), (33, 596180), (39, 504460), (44, 447135), (52, 378345), (55, 357708), (60, 327899), (65, 302676), (66, 298090), (78, 252230), (110, 178854), (130, 151338), (132, 149045), (143, 137580), (156, 126115), (165, 119236), (195, 100892), (220, 89427), (260, 75669), (286, 68790), (330, 59618), (390, 50446), (429, 45860), (572, 34395), (660, 29809), (715, 27516), (780, 25223), (858, 22930), (1430, 13758), (1716, 11465), (2145, 9172), (2293, 8580), (2860, 6879), (4290, 4586)]