2000990108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 4012474368

約数和(自身を除く): 2011484260

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 97, 124, 134, 191, 194, 268, 382, 388, 403, 764, 806, 871, 1261, 1612, 1742, 2077, 2483, 2522, 3007, 3484, 4154, 4966, 5044, 5921, 6014, 6499, 8308, 9932, 11842, 12028, 12797, 12998, 18527, 23684, 25594, 25996, 27001, 37054, 39091, 51188, 54002, 74108, 76973, 78182, 84487, 108004, 153946, 156364, 166361, 168974, 201469, 240851, 307892, 332722, 337948, 396707, 402938, 481702, 574337, 665444, 793414, 805876, 963404, 1148674, 1241309, 1586828, 2297348, 2482618, 2619097, 4965236, 5157191, 5238194, 7466381, 10314382, 10476388, 14932762, 16137017, 20628764, 29865524, 32274034, 38480579, 64548068, 76961158, 153922316, 500247527, 1000495054, 2000990108]

約数ペア:

[(1, 2000990108), (2, 1000495054), (4, 500247527), (13, 153922316), (26, 76961158), (31, 64548068), (52, 38480579), (62, 32274034), (67, 29865524), (97, 20628764), (124, 16137017), (134, 14932762), (191, 10476388), (194, 10314382), (268, 7466381), (382, 5238194), (388, 5157191), (403, 4965236), (764, 2619097), (806, 2482618), (871, 2297348), (1261, 1586828), (1612, 1241309), (1742, 1148674), (2077, 963404), (2483, 805876), (2522, 793414), (3007, 665444), (3484, 574337), (4154, 481702), (4966, 402938), (5044, 396707), (5921, 337948), (6014, 332722), (6499, 307892), (8308, 240851), (9932, 201469), (11842, 168974), (12028, 166361), (12797, 156364), (12998, 153946), (18527, 108004), (23684, 84487), (25594, 78182), (25996, 76973), (27001, 74108), (37054, 54002), (39091, 51188)]