19026870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 29357130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 41, 62, 82, 93, 123, 155, 186, 205, 246, 310, 410, 465, 499, 615, 930, 998, 1230, 1271, 1497, 2495, 2542, 2994, 3813, 4990, 6355, 7485, 7626, 12710, 14970, 15469, 19065, 20459, 30938, 38130, 40918, 46407, 61377, 77345, 92814, 102295, 122754, 154690, 204590, 232035, 306885, 464070, 613770, 634229, 1268458, 1902687, 3171145, 3805374, 6342290, 9513435, 19026870]

約数ペア:

[(1, 19026870), (2, 9513435), (3, 6342290), (5, 3805374), (6, 3171145), (10, 1902687), (15, 1268458), (30, 634229), (31, 613770), (41, 464070), (62, 306885), (82, 232035), (93, 204590), (123, 154690), (155, 122754), (186, 102295), (205, 92814), (246, 77345), (310, 61377), (410, 46407), (465, 40918), (499, 38130), (615, 30938), (930, 20459), (998, 19065), (1230, 15469), (1271, 14970), (1497, 12710), (2495, 7626), (2542, 7485), (2994, 6355), (3813, 4990)]