20164500945

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{17623}}^1$

素因数の和:18222

約数の個数: 48

約数和(自身を含む): 35763466752

約数和(自身を除く): 15598965807

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 541, 705, 1623, 2115, 2705, 4869, 8115, 17623, 24345, 25427, 52869, 76281, 88115, 127135, 158607, 228843, 264345, 381405, 793035, 828281, 1144215, 2484843, 4141405, 7454529, 9534043, 12424215, 28602129, 37272645, 47670215, 85806387, 143010645, 429031935, 448100021, 1344300063, 2240500105, 4032900189, 6721500315, 20164500945]

約数ペア:

[(1, 20164500945), (3, 6721500315), (5, 4032900189), (9, 2240500105), (15, 1344300063), (45, 448100021), (47, 429031935), (141, 143010645), (235, 85806387), (423, 47670215), (541, 37272645), (705, 28602129), (1623, 12424215), (2115, 9534043), (2705, 7454529), (4869, 4141405), (8115, 2484843), (17623, 1144215), (24345, 828281), (25427, 793035), (52869, 381405), (76281, 264345), (88115, 228843), (127135, 158607)]