19318104

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20639}}^1$

素因数の和:20664

約数の個数: 48

約数和(自身を含む): 56347200

約数和(自身を除く): 37029096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20639, 41278, 61917, 82556, 123834, 165112, 185751, 247668, 268307, 371502, 495336, 536614, 743004, 804921, 1073228, 1486008, 1609842, 2146456, 2414763, 3219684, 4829526, 6439368, 9659052, 19318104]

約数ペア:

[(1, 19318104), (2, 9659052), (3, 6439368), (4, 4829526), (6, 3219684), (8, 2414763), (9, 2146456), (12, 1609842), (13, 1486008), (18, 1073228), (24, 804921), (26, 743004), (36, 536614), (39, 495336), (52, 371502), (72, 268307), (78, 247668), (104, 185751), (117, 165112), (156, 123834), (234, 82556), (312, 61917), (468, 41278), (936, 20639)]