19020546

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 43130880

約数和(自身を除く): 24110334

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 89, 93, 178, 186, 267, 279, 383, 534, 558, 766, 801, 1149, 1602, 2298, 2759, 3447, 5518, 6894, 8277, 11873, 16554, 23746, 24831, 34087, 35619, 49662, 68174, 71238, 102261, 106857, 204522, 213714, 306783, 613566, 1056697, 2113394, 3170091, 6340182, 9510273, 19020546]

約数ペア:

[(1, 19020546), (2, 9510273), (3, 6340182), (6, 3170091), (9, 2113394), (18, 1056697), (31, 613566), (62, 306783), (89, 213714), (93, 204522), (178, 106857), (186, 102261), (267, 71238), (279, 68174), (383, 49662), (534, 35619), (558, 34087), (766, 24831), (801, 23746), (1149, 16554), (1602, 11873), (2298, 8277), (2759, 6894), (3447, 5518)]