20182008996

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{155251}}^1$

素因数の和:155441

約数の個数: 72

約数和(自身を含む): 53573118144

約数和(自身を除く): 33391109148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 157, 207, 276, 314, 414, 471, 628, 828, 942, 1413, 1884, 2826, 3611, 5652, 7222, 10833, 14444, 21666, 32499, 43332, 64998, 129996, 155251, 310502, 465753, 621004, 931506, 1397259, 1863012, 2794518, 3570773, 5589036, 7141546, 10712319, 14283092, 21424638, 24374407, 32136957, 42849276, 48748814, 64273914, 73123221, 97497628, 128547828, 146246442, 219369663, 292492884, 438739326, 560611361, 877478652, 1121222722, 1681834083, 2242445444, 3363668166, 5045502249, 6727336332, 10091004498, 20182008996]

約数ペア:

[(1, 20182008996), (2, 10091004498), (3, 6727336332), (4, 5045502249), (6, 3363668166), (9, 2242445444), (12, 1681834083), (18, 1121222722), (23, 877478652), (36, 560611361), (46, 438739326), (69, 292492884), (92, 219369663), (138, 146246442), (157, 128547828), (207, 97497628), (276, 73123221), (314, 64273914), (414, 48748814), (471, 42849276), (628, 32136957), (828, 24374407), (942, 21424638), (1413, 14283092), (1884, 10712319), (2826, 7141546), (3611, 5589036), (5652, 3570773), (7222, 2794518), (10833, 1863012), (14444, 1397259), (21666, 931506), (32499, 621004), (43332, 465753), (64998, 310502), (129996, 155251)]