18301830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 45586368

約数和(自身を除く): 27284538

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 73, 122, 137, 146, 183, 219, 274, 305, 365, 366, 411, 438, 610, 685, 730, 822, 915, 1095, 1370, 1830, 2055, 2190, 4110, 4453, 8357, 8906, 10001, 13359, 16714, 20002, 22265, 25071, 26718, 30003, 41785, 44530, 50005, 50142, 60006, 66795, 83570, 100010, 125355, 133590, 150015, 250710, 300030, 610061, 1220122, 1830183, 3050305, 3660366, 6100610, 9150915, 18301830]

約数ペア:

[(1, 18301830), (2, 9150915), (3, 6100610), (5, 3660366), (6, 3050305), (10, 1830183), (15, 1220122), (30, 610061), (61, 300030), (73, 250710), (122, 150015), (137, 133590), (146, 125355), (183, 100010), (219, 83570), (274, 66795), (305, 60006), (365, 50142), (366, 50005), (411, 44530), (438, 41785), (610, 30003), (685, 26718), (730, 25071), (822, 22265), (915, 20002), (1095, 16714), (1370, 13359), (1830, 10001), (2055, 8906), (2190, 8357), (4110, 4453)]