18260620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 47029248

約数和(自身を除く): 28768628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 53, 70, 92, 106, 107, 115, 140, 161, 212, 214, 230, 265, 322, 371, 428, 460, 530, 535, 644, 742, 749, 805, 1060, 1070, 1219, 1484, 1498, 1610, 1855, 2140, 2438, 2461, 2996, 3220, 3710, 3745, 4876, 4922, 5671, 6095, 7420, 7490, 8533, 9844, 11342, 12190, 12305, 14980, 17066, 17227, 22684, 24380, 24610, 28355, 34132, 34454, 39697, 42665, 49220, 56710, 68908, 79394, 85330, 86135, 113420, 130433, 158788, 170660, 172270, 198485, 260866, 344540, 396970, 521732, 652165, 793940, 913031, 1304330, 1826062, 2608660, 3652124, 4565155, 9130310, 18260620]

約数ペア:

[(1, 18260620), (2, 9130310), (4, 4565155), (5, 3652124), (7, 2608660), (10, 1826062), (14, 1304330), (20, 913031), (23, 793940), (28, 652165), (35, 521732), (46, 396970), (53, 344540), (70, 260866), (92, 198485), (106, 172270), (107, 170660), (115, 158788), (140, 130433), (161, 113420), (212, 86135), (214, 85330), (230, 79394), (265, 68908), (322, 56710), (371, 49220), (428, 42665), (460, 39697), (530, 34454), (535, 34132), (644, 28355), (742, 24610), (749, 24380), (805, 22684), (1060, 17227), (1070, 17066), (1219, 14980), (1484, 12305), (1498, 12190), (1610, 11342), (1855, 9844), (2140, 8533), (2438, 7490), (2461, 7420), (2996, 6095), (3220, 5671), (3710, 4922), (3745, 4876)]