19513130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 44368128

約数和(自身を除く): 24854998

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 287, 410, 455, 523, 533, 574, 910, 1046, 1066, 1435, 2615, 2665, 2870, 3661, 3731, 5230, 5330, 6799, 7322, 7462, 13598, 18305, 18655, 21443, 33995, 36610, 37310, 42886, 47593, 67990, 95186, 107215, 150101, 214430, 237965, 278759, 300202, 475930, 557518, 750505, 1393795, 1501010, 1951313, 2787590, 3902626, 9756565, 19513130]

約数ペア:

[(1, 19513130), (2, 9756565), (5, 3902626), (7, 2787590), (10, 1951313), (13, 1501010), (14, 1393795), (26, 750505), (35, 557518), (41, 475930), (65, 300202), (70, 278759), (82, 237965), (91, 214430), (130, 150101), (182, 107215), (205, 95186), (287, 67990), (410, 47593), (455, 42886), (523, 37310), (533, 36610), (574, 33995), (910, 21443), (1046, 18655), (1066, 18305), (1435, 13598), (2615, 7462), (2665, 7322), (2870, 6799), (3661, 5330), (3731, 5230)]