18393630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^2\times {\mathrm{89}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 45185040

約数和(自身を除く): 26791410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 89, 166, 178, 249, 267, 415, 445, 498, 534, 830, 890, 1245, 1335, 2490, 2670, 6889, 7387, 13778, 14774, 20667, 22161, 34445, 36935, 41334, 44322, 68890, 73870, 103335, 110805, 206670, 221610, 613121, 1226242, 1839363, 3065605, 3678726, 6131210, 9196815, 18393630]

約数ペア:

[(1, 18393630), (2, 9196815), (3, 6131210), (5, 3678726), (6, 3065605), (10, 1839363), (15, 1226242), (30, 613121), (83, 221610), (89, 206670), (166, 110805), (178, 103335), (249, 73870), (267, 68890), (415, 44322), (445, 41334), (498, 36935), (534, 34445), (830, 22161), (890, 20667), (1245, 14774), (1335, 13778), (2490, 7387), (2670, 6889)]