19897038

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1366

約数の個数: 72

約数和(自身を含む): 53138592

約数和(自身を除く): 33241554

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1327, 1666, 2142, 2499, 2654, 3981, 4998, 7497, 7962, 9289, 11943, 14994, 18578, 22559, 23886, 27867, 45118, 55734, 65023, 67677, 83601, 130046, 135354, 157913, 167202, 195069, 203031, 315826, 390138, 406062, 473739, 585207, 947478, 1105391, 1170414, 1421217, 2210782, 2842434, 3316173, 6632346, 9948519, 19897038]

約数ペア:

[(1, 19897038), (2, 9948519), (3, 6632346), (6, 3316173), (7, 2842434), (9, 2210782), (14, 1421217), (17, 1170414), (18, 1105391), (21, 947478), (34, 585207), (42, 473739), (49, 406062), (51, 390138), (63, 315826), (98, 203031), (102, 195069), (119, 167202), (126, 157913), (147, 135354), (153, 130046), (238, 83601), (294, 67677), (306, 65023), (357, 55734), (441, 45118), (714, 27867), (833, 23886), (882, 22559), (1071, 18578), (1327, 14994), (1666, 11943), (2142, 9289), (2499, 7962), (2654, 7497), (3981, 4998)]