19449030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 49517568

約数和(自身を除く): 30068538

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 71, 115, 138, 142, 213, 230, 345, 355, 397, 426, 690, 710, 794, 1065, 1191, 1633, 1985, 2130, 2382, 3266, 3970, 4899, 5955, 8165, 9131, 9798, 11910, 16330, 18262, 24495, 27393, 28187, 45655, 48990, 54786, 56374, 84561, 91310, 136965, 140935, 169122, 273930, 281870, 422805, 648301, 845610, 1296602, 1944903, 3241505, 3889806, 6483010, 9724515, 19449030]

約数ペア:

[(1, 19449030), (2, 9724515), (3, 6483010), (5, 3889806), (6, 3241505), (10, 1944903), (15, 1296602), (23, 845610), (30, 648301), (46, 422805), (69, 281870), (71, 273930), (115, 169122), (138, 140935), (142, 136965), (213, 91310), (230, 84561), (345, 56374), (355, 54786), (397, 48990), (426, 45655), (690, 28187), (710, 27393), (794, 24495), (1065, 18262), (1191, 16330), (1633, 11910), (1985, 9798), (2130, 9131), (2382, 8165), (3266, 5955), (3970, 4899)]