1900996506

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{9749}}^1$

素因数の和:9940

約数の個数: 64

約数和(自身を含む): 4436640000

約数和(自身を除く): 2535643494

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 157, 207, 314, 414, 471, 621, 942, 1242, 1413, 2826, 3611, 4239, 7222, 8478, 9749, 10833, 19498, 21666, 29247, 32499, 58494, 64998, 87741, 97497, 175482, 194994, 224227, 263223, 448454, 526446, 672681, 1345362, 1530593, 2018043, 3061186, 4036086, 4591779, 6054129, 9183558, 12108258, 13775337, 27550674, 35203639, 41326011, 70407278, 82652022, 105610917, 211221834, 316832751, 633665502, 950498253, 1900996506]

約数ペア:

[(1, 1900996506), (2, 950498253), (3, 633665502), (6, 316832751), (9, 211221834), (18, 105610917), (23, 82652022), (27, 70407278), (46, 41326011), (54, 35203639), (69, 27550674), (138, 13775337), (157, 12108258), (207, 9183558), (314, 6054129), (414, 4591779), (471, 4036086), (621, 3061186), (942, 2018043), (1242, 1530593), (1413, 1345362), (2826, 672681), (3611, 526446), (4239, 448454), (7222, 263223), (8478, 224227), (9749, 194994), (10833, 175482), (19498, 97497), (21666, 87741), (29247, 64998), (32499, 58494)]