19856070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5657}}^1$

素因数の和:5686

約数の個数: 64

約数和(自身を含む): 57032640

約数和(自身を除く): 37176570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5657, 11314, 16971, 28285, 33942, 50913, 56570, 73541, 84855, 101826, 147082, 152739, 169710, 220623, 254565, 305478, 367705, 441246, 509130, 661869, 735410, 763695, 1103115, 1323738, 1527390, 1985607, 2206230, 3309345, 3971214, 6618690, 9928035, 19856070]

約数ペア:

[(1, 19856070), (2, 9928035), (3, 6618690), (5, 3971214), (6, 3309345), (9, 2206230), (10, 1985607), (13, 1527390), (15, 1323738), (18, 1103115), (26, 763695), (27, 735410), (30, 661869), (39, 509130), (45, 441246), (54, 367705), (65, 305478), (78, 254565), (90, 220623), (117, 169710), (130, 152739), (135, 147082), (195, 101826), (234, 84855), (270, 73541), (351, 56570), (390, 50913), (585, 33942), (702, 28285), (1170, 16971), (1755, 11314), (3510, 5657)]