19005332996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{3251}}^1$

素因数の和:3445

約数の個数: 96

約数和(自身を含む): 38727937920

約数和(自身を除く): 19722604924

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 97, 122, 194, 244, 247, 388, 494, 793, 988, 1159, 1261, 1586, 1843, 2318, 2522, 3172, 3251, 3686, 4636, 5044, 5917, 6502, 7372, 11834, 13004, 15067, 23668, 23959, 30134, 42263, 47918, 60268, 61769, 76921, 84526, 95836, 112423, 123538, 153842, 169052, 198311, 224846, 247076, 307684, 315347, 396622, 449692, 630694, 793244, 802997, 1261388, 1461499, 1605994, 2578043, 2922998, 3211988, 3767909, 4099511, 5156086, 5845996, 5991593, 7535818, 8199022, 10312172, 11983186, 15071636, 16398044, 19236167, 23966372, 38472334, 48982817, 76944668, 77890709, 97965634, 155781418, 195931268, 250070171, 311562836, 365487173, 500140342, 730974346, 1000280684, 1461948692, 4751333249, 9502666498, 19005332996]

約数ペア:

[(1, 19005332996), (2, 9502666498), (4, 4751333249), (13, 1461948692), (19, 1000280684), (26, 730974346), (38, 500140342), (52, 365487173), (61, 311562836), (76, 250070171), (97, 195931268), (122, 155781418), (194, 97965634), (244, 77890709), (247, 76944668), (388, 48982817), (494, 38472334), (793, 23966372), (988, 19236167), (1159, 16398044), (1261, 15071636), (1586, 11983186), (1843, 10312172), (2318, 8199022), (2522, 7535818), (3172, 5991593), (3251, 5845996), (3686, 5156086), (4636, 4099511), (5044, 3767909), (5917, 3211988), (6502, 2922998), (7372, 2578043), (11834, 1605994), (13004, 1461499), (15067, 1261388), (23668, 802997), (23959, 793244), (30134, 630694), (42263, 449692), (47918, 396622), (60268, 315347), (61769, 307684), (76921, 247076), (84526, 224846), (95836, 198311), (112423, 169052), (123538, 153842)]