19537830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16699}}^1$

素因数の和:16725

約数の個数: 48

約数和(自身を含む): 54709200

約数和(自身を除く): 35171370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 16699, 33398, 50097, 83495, 100194, 150291, 166990, 217087, 250485, 300582, 434174, 500970, 651261, 751455, 1085435, 1302522, 1502910, 1953783, 2170870, 3256305, 3907566, 6512610, 9768915, 19537830]

約数ペア:

[(1, 19537830), (2, 9768915), (3, 6512610), (5, 3907566), (6, 3256305), (9, 2170870), (10, 1953783), (13, 1502910), (15, 1302522), (18, 1085435), (26, 751455), (30, 651261), (39, 500970), (45, 434174), (65, 300582), (78, 250485), (90, 217087), (117, 166990), (130, 150291), (195, 100194), (234, 83495), (390, 50097), (585, 33398), (1170, 16699)]